 <template>
    <div class="order_page">
      <head-top head-title="订单列表" go-back='true'></head-top> 
      <ul class="order_list_ul" v-load-more="loaderMore">
          <li class="order_list_li" v-for="item in orderList" :key="item.id">
              <img :src="imgBaseUrl + item.restaurant_image_url" class="restaurant_image">
              <section class="order_item_right">
                  <section @click="showDetail(item)">
                      <header class="order_item_right_header">
                          <section class="order_header">
                              <h4>
                                  <span class="ellipsis">{{item.restaurant_name}}</span>
                                  <svg fill="#333" class="arrow_right">
                                        <use xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="#arrow-right"></use>
                                    </svg>
                              </h4>
                              <p class="order_time">{{item.formatted_created_at}}</p>
                          </section>
                          <p class="order_status">
                              {{item.status_bar.title}}
                          </p>
                      </header>
                      <section class="order_basket">
                          <p class="order_name ellipsis">{{item.basket.group[0][0].name}}{{item.basket.group[0].length > 1 ? '等' + item.basket.group[0].length + '件商品' : ''}}</p>
                          <p class="order_amount">{{item.total_amount.toFixed(2)}}</p>
                      </section>
                  </section>
                  <div class="order_again">
                      <compute-time v-if="item.status_bar.title == '等待支付'" :time="item.time_pass"></compute-time>
                      <router-link :to="{path: '/shop', query: {geohash, id:item.restaurant_id}}" tag="span" class="buy_again" v-else>再来一单</router-link>
                  </div>
              </section>
          </li>
      </ul>
      <foot-guide></foot-guide>
      <transition name="loading">
          <loading v-show="showLoading"></loading>
      </transition>
      <transition name="router-slid" mode="out-in">
          <router-view></router-view>
      </transition>
    </div>
</template>

<script>
    import {mapState, mapMutations} from 'vuex'
    import headTop from 'src/components/header/head'
    import computeTime from 'src/components/common/computeTime'
    import loading from 'src/components/common/loading'
    import {getImgPath} from 'src/components/common/mixin'
    import footGuide from 'src/components/footer/footGuide'
    import {getOrderList} from 'src/service/getData'
    import {loadMore} from 'src/components/common/mixin'
    import {imgBaseUrl} from 'src/config/env'


    export default {
      data(){
            return{
                orderList: null,
                offset: 0,
                preventRepeat: false,
                showLoading: true,
                imgBaseUrl
            }
        },
        mounted(){
            this.initData();
        },
        mixins: [loadMore],
        components: {
           headTop,
           footGuide,
           loading,
           computeTime,
        },
        computed: {
            ...mapState([
                'userInfo', 'geohash'
            ])
        },
        methods: {
            ...mapMutations([
                'SAVE_ORDER'
            ]),
            //初始化获取信息
            async initData(){
                if (this.userInfo && this.userInfo.user_id) {
                    let res = await getOrderList(this.userInfo.user_id, this.offset);
                    this.orderList = [...res];
                    this.hideLoading();
                } else {
                    this.hideLoading();
                }
            },
            //加载更多
            async loaderMore(){
                if (this.preventRepeat) {
                    return
                }
                this.preventRepeat = true;
                this.showLoading = true;
                this.offset += 10;
                //获取信息
                let res= await getOrderList(this.userInfo.user_id, this.offset);
                this.orderList = [...this.orderList, ...res];
                this.hideLoading();
                if (res.length < 10) {
                    return 
                }
                this.preventRepeat = false;
            },
            //显示详情页
            showDetail(item){
                this.SAVE_ORDER(item);
                this.preventRepeat = false;
                this.$router.push('/order/orderDetail');
            },
            //生产环境与发布环境隐藏loading方式不同
            hideLoading(){
                this.showLoading = false;
            }
        },
        watch: {
            userInfo: function (value) {
                if (value && value.user_id && !this.orderList) {
                    this.initData();
                }
            }
        }
    }
</script>
  
<style lang="scss" scoped>
    @import 'src/style/mixin';
    
    .order_page{
        background-color: #f1f1f1;
        margin-bottom: 1.95rem;
        p, span, h4{
            font-family: Helvetica Neue,Tahoma,Arial;
        }
    }
    .order_list_ul {
        padding-top: 1.95rem;
        .order_list_li {
            background-color: #fff;
            display: flex;
            margin-bottom: 0.5rem;
            padding: 0.6rem 0.6rem 0;
            .restaurant_image {
                @include wh(2rem, 2rem);
                margin-right: 0.4rem;
            }
            .order_item_right {
                flex: 5;
                .order_item_right_header {
                    border-bottom: 0.025rem solid #f5f5f5;
                    padding-bottom: 0.3rem;
                    @include fj;
                    .order_header {
                        h4 {
                            display: flex;
                            align-items: center;
                            justify-content: flex-start;
                            line-height: 1rem;
                            @include sc(0.75rem, #333);
                            width: 9rem;
                            .arrow_right {
                                @include wh(0.4rem, 0.4rem);
                                fill: #ccc;
                                margin-right: 0.2rem;
                            }
                        }
                        .order_time {
                            @include sc(0.55rem, #999);
                            line-height: 0.8rem;
                        }
                    }
                    .order_status {
                        @include sc(0.6rem, #333);
                    }
                }
                .order_basket {
                    @include fj;
                    line-height: 2rem;
                    border-bottom: 0.025rem solid #f5f5f5;
                    .order_name {
                        @include sc(0.6rem, #666);
                        width: 10rem;
                    }
                    .order_amount {
                        @include sc(0.6rem, #f60);
                        font-weight: bold;
                    }
                }
                .order_again {
                    text-align: right;
                    line-height: 1.6rem;
                    .buy_again {
                        @include sc(0.55rem, #3190e8);
                        border: 0.025rem solid #3190e8;
                        padding: 0.1rem 0.2rem;
                        border-radius: 0.15rem;
                    }
                }
            }
        }
    }
    .loading-enter-active, .loading-leave-active {
        transition: opacity 0.7s;
    }
    .loading-enter, .loading-leave-active {
        opacity: 0
    }
    .router-slid-enter-active, .router-slid-leave-active {
        transition: all 0.4s;
    }
    .router-slid-enter, .router-slid-leave-active {
        transform: translate3d(2rem, 0, 0);
        opacity: 0;
    }
   
</style>
